{"instruction": "You are an expert in relationship extraction. Please extract relationship triples that match the schema definition from the input. Return an empty list for relationships that do not exist. Please respond in the format of a JSON string.", "schema": ["entity destination", "cause effect", "component whole", "product producer"], "input": "plantar warts are caused by a virus that infects the outer layer of skin on the soles of the feet ."}
{"entity destination": [], "cause effect": [{"subject": "warts", "object": "virus"}], "component whole": [], "product producer": []}